using System;
using System.Collections.Generic;
using System.Text;

namespace Break
{
    class Program
    {
        static void Main(string[] args)
        {
            for (int x = 1; x <= 5; x++)
            {
                if (x % 2 == 0)
                    continue;
                Console.Write(x);
            }
        }
    }
}